The latest Internet defense technology – deep packet inspection firewalls – is being touted as the best line of defense against worms that can sneak past earlier technology to wreak havoc in corporate ...

Listen carefully. The top level of the OSI Reference Model and the IETF protocol stack is the application layer. The application layer, however, doesn’t do applications. It provides services such as ...

The technology provides secure remote access to a broad spectrum of applications and network resources Application-layer VPNs are generating lots of attention these days. Proponents cite the ...

In a business environment dominated by cloud computing, mobility and Web-based applications, enterprises need smarter, application-aware networks to ensure performance. But while application awareness ...

Application layer attacks have been with us since the first internet-facing applications. However, a recent survey showed 89% of respondents admitted to an application attack in the past year.

The purpose of the network layer is to help route messages between different local networks. Central to this layer is the concept of exclusive network addresses, where every terminal connected to the ...

Application layer distributed denial of service (DDoS) attacks are on the rise, and organizations must protect themselves from this uptick in application layer attacks and from the overall scourge of ...

Welcome! Throughout this course, Network Systems Foundations, you will delve into the fundamental layers of network communication. You will start with a thorough discussion of the Link Layer and its ...

Legacy networking approaches don’t align with the way that cloud providers create services or access and only introduce more complexity. Move to the cloud, but leave your traditional networking behind ...